19185660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:945

約数の個数: 120

約数和(自身を含む): 64886976

約数和(自身を除く): 45701316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 911, 1053, 1170, 1404, 1620, 1755, 1822, 2106, 2340, 2733, 3510, 3644, 4212, 4555, 5265, 5466, 7020, 8199, 9110, 10530, 10932, 11843, 13665, 16398, 18220, 21060, 23686, 24597, 27330, 32796, 35529, 40995, 47372, 49194, 54660, 59215, 71058, 73791, 81990, 98388, 106587, 118430, 122985, 142116, 147582, 163980, 177645, 213174, 236860, 245970, 295164, 319761, 355290, 368955, 426348, 491940, 532935, 639522, 710580, 737910, 959283, 1065870, 1279044, 1475820, 1598805, 1918566, 2131740, 3197610, 3837132, 4796415, 6395220, 9592830, 19185660]

約数ペア:

[(1, 19185660), (2, 9592830), (3, 6395220), (4, 4796415), (5, 3837132), (6, 3197610), (9, 2131740), (10, 1918566), (12, 1598805), (13, 1475820), (15, 1279044), (18, 1065870), (20, 959283), (26, 737910), (27, 710580), (30, 639522), (36, 532935), (39, 491940), (45, 426348), (52, 368955), (54, 355290), (60, 319761), (65, 295164), (78, 245970), (81, 236860), (90, 213174), (108, 177645), (117, 163980), (130, 147582), (135, 142116), (156, 122985), (162, 118430), (180, 106587), (195, 98388), (234, 81990), (260, 73791), (270, 71058), (324, 59215), (351, 54660), (390, 49194), (405, 47372), (468, 40995), (540, 35529), (585, 32796), (702, 27330), (780, 24597), (810, 23686), (911, 21060), (1053, 18220), (1170, 16398), (1404, 13665), (1620, 11843), (1755, 10932), (1822, 10530), (2106, 9110), (2340, 8199), (2733, 7020), (3510, 5466), (3644, 5265), (4212, 4555)]