20787432912

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1181}}^1\times {\mathrm{3943}}^1$

素因数の和:5169

約数の個数: 120

約数和(自身を含む): 60118675968

約数和(自身を除く): 39331243056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1181, 1488, 2232, 2362, 3543, 3943, 4464, 4724, 7086, 7886, 9448, 10629, 11829, 14172, 15772, 18896, 21258, 23658, 28344, 31544, 35487, 36611, 42516, 47316, 56688, 63088, 70974, 73222, 85032, 94632, 109833, 122233, 141948, 146444, 170064, 189264, 219666, 244466, 283896, 292888, 329499, 366699, 439332, 488932, 567792, 585776, 658998, 733398, 878664, 977864, 1100097, 1317996, 1466796, 1757328, 1955728, 2200194, 2635992, 2933592, 4400388, 4656683, 5271984, 5867184, 8800776, 9313366, 13970049, 17601552, 18626732, 27940098, 37253464, 41910147, 55880196, 74506928, 83820294, 111760392, 144357173, 167640588, 223520784, 288714346, 335281176, 433071519, 577428692, 670562352, 866143038, 1154857384, 1299214557, 1732286076, 2309714768, 2598429114, 3464572152, 5196858228, 6929144304, 10393716456, 20787432912]

約数ペア:

[(1, 20787432912), (2, 10393716456), (3, 6929144304), (4, 5196858228), (6, 3464572152), (8, 2598429114), (9, 2309714768), (12, 1732286076), (16, 1299214557), (18, 1154857384), (24, 866143038), (31, 670562352), (36, 577428692), (48, 433071519), (62, 335281176), (72, 288714346), (93, 223520784), (124, 167640588), (144, 144357173), (186, 111760392), (248, 83820294), (279, 74506928), (372, 55880196), (496, 41910147), (558, 37253464), (744, 27940098), (1116, 18626732), (1181, 17601552), (1488, 13970049), (2232, 9313366), (2362, 8800776), (3543, 5867184), (3943, 5271984), (4464, 4656683), (4724, 4400388), (7086, 2933592), (7886, 2635992), (9448, 2200194), (10629, 1955728), (11829, 1757328), (14172, 1466796), (15772, 1317996), (18896, 1100097), (21258, 977864), (23658, 878664), (28344, 733398), (31544, 658998), (35487, 585776), (36611, 567792), (42516, 488932), (47316, 439332), (56688, 366699), (63088, 329499), (70974, 292888), (73222, 283896), (85032, 244466), (94632, 219666), (109833, 189264), (122233, 170064), (141948, 146444)]