20446356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 39549804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 23, 28, 38, 42, 46, 57, 69, 76, 84, 92, 114, 133, 138, 161, 228, 266, 276, 322, 399, 437, 483, 532, 557, 644, 798, 874, 966, 1114, 1311, 1596, 1671, 1748, 1932, 2228, 2622, 3059, 3342, 3899, 5244, 6118, 6684, 7798, 9177, 10583, 11697, 12236, 12811, 15596, 18354, 21166, 23394, 25622, 31749, 36708, 38433, 42332, 46788, 51244, 63498, 74081, 76866, 89677, 126996, 148162, 153732, 179354, 222243, 243409, 269031, 296324, 358708, 444486, 486818, 538062, 730227, 888972, 973636, 1076124, 1460454, 1703863, 2920908, 3407726, 5111589, 6815452, 10223178, 20446356]

約数ペア:

[(1, 20446356), (2, 10223178), (3, 6815452), (4, 5111589), (6, 3407726), (7, 2920908), (12, 1703863), (14, 1460454), (19, 1076124), (21, 973636), (23, 888972), (28, 730227), (38, 538062), (42, 486818), (46, 444486), (57, 358708), (69, 296324), (76, 269031), (84, 243409), (92, 222243), (114, 179354), (133, 153732), (138, 148162), (161, 126996), (228, 89677), (266, 76866), (276, 74081), (322, 63498), (399, 51244), (437, 46788), (483, 42332), (532, 38433), (557, 36708), (644, 31749), (798, 25622), (874, 23394), (966, 21166), (1114, 18354), (1311, 15596), (1596, 12811), (1671, 12236), (1748, 11697), (1932, 10583), (2228, 9177), (2622, 7798), (3059, 6684), (3342, 6118), (3899, 5244)]