18479916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5641}}^1$

素因数の和:5671

約数の個数: 72

約数和(自身を含む): 57503264

約数和(自身を除く): 39023348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 5641, 11282, 16923, 22564, 33846, 39487, 50769, 67692, 73333, 78974, 101538, 118461, 146666, 157948, 203076, 219999, 236922, 293332, 355383, 439998, 473844, 513331, 659997, 710766, 879996, 1026662, 1319994, 1421532, 1539993, 2053324, 2639988, 3079986, 4619979, 6159972, 9239958, 18479916]

約数ペア:

[(1, 18479916), (2, 9239958), (3, 6159972), (4, 4619979), (6, 3079986), (7, 2639988), (9, 2053324), (12, 1539993), (13, 1421532), (14, 1319994), (18, 1026662), (21, 879996), (26, 710766), (28, 659997), (36, 513331), (39, 473844), (42, 439998), (52, 355383), (63, 293332), (78, 236922), (84, 219999), (91, 203076), (117, 157948), (126, 146666), (156, 118461), (182, 101538), (234, 78974), (252, 73333), (273, 67692), (364, 50769), (468, 39487), (546, 33846), (819, 22564), (1092, 16923), (1638, 11282), (3276, 5641)]