18253116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 53280864

約数和(自身を除く): 35027748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 452, 641, 678, 791, 1017, 1282, 1356, 1582, 1923, 2034, 2373, 2564, 3164, 3846, 4068, 4487, 4746, 5769, 7119, 7692, 8974, 9492, 11538, 13461, 14238, 17948, 23076, 26922, 28476, 40383, 53844, 72433, 80766, 144866, 161532, 217299, 289732, 434598, 507031, 651897, 869196, 1014062, 1303794, 1521093, 2028124, 2607588, 3042186, 4563279, 6084372, 9126558, 18253116]

約数ペア:

[(1, 18253116), (2, 9126558), (3, 6084372), (4, 4563279), (6, 3042186), (7, 2607588), (9, 2028124), (12, 1521093), (14, 1303794), (18, 1014062), (21, 869196), (28, 651897), (36, 507031), (42, 434598), (63, 289732), (84, 217299), (113, 161532), (126, 144866), (226, 80766), (252, 72433), (339, 53844), (452, 40383), (641, 28476), (678, 26922), (791, 23076), (1017, 17948), (1282, 14238), (1356, 13461), (1582, 11538), (1923, 9492), (2034, 8974), (2373, 7692), (2564, 7119), (3164, 5769), (3846, 4746), (4068, 4487)]