18879930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 51936768

約数和(自身を除く): 33056838

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 67, 90, 93, 101, 134, 155, 186, 201, 202, 279, 303, 310, 335, 402, 465, 505, 558, 603, 606, 670, 909, 930, 1005, 1010, 1206, 1395, 1515, 1818, 2010, 2077, 2790, 3015, 3030, 3131, 4154, 4545, 6030, 6231, 6262, 6767, 9090, 9393, 10385, 12462, 13534, 15655, 18693, 18786, 20301, 20770, 28179, 31155, 31310, 33835, 37386, 40602, 46965, 56358, 60903, 62310, 67670, 93465, 93930, 101505, 121806, 140895, 186930, 203010, 209777, 281790, 304515, 419554, 609030, 629331, 1048885, 1258662, 1887993, 2097770, 3146655, 3775986, 6293310, 9439965, 18879930]

約数ペア:

[(1, 18879930), (2, 9439965), (3, 6293310), (5, 3775986), (6, 3146655), (9, 2097770), (10, 1887993), (15, 1258662), (18, 1048885), (30, 629331), (31, 609030), (45, 419554), (62, 304515), (67, 281790), (90, 209777), (93, 203010), (101, 186930), (134, 140895), (155, 121806), (186, 101505), (201, 93930), (202, 93465), (279, 67670), (303, 62310), (310, 60903), (335, 56358), (402, 46965), (465, 40602), (505, 37386), (558, 33835), (603, 31310), (606, 31155), (670, 28179), (909, 20770), (930, 20301), (1005, 18786), (1010, 18693), (1206, 15655), (1395, 13534), (1515, 12462), (1818, 10385), (2010, 9393), (2077, 9090), (2790, 6767), (3015, 6262), (3030, 6231), (3131, 6030), (4154, 4545)]