2018499770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{19211}}^1$

素因数の和:19323

約数の個数: 64

約数和(自身を含む): 4426444800

約数和(自身を除く): 2407945030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 79, 95, 133, 158, 190, 266, 395, 553, 665, 790, 1106, 1330, 1501, 2765, 3002, 5530, 7505, 10507, 15010, 19211, 21014, 38422, 52535, 96055, 105070, 134477, 192110, 268954, 365009, 672385, 730018, 1344770, 1517669, 1825045, 2555063, 3035338, 3650090, 5110126, 7588345, 10623683, 12775315, 15176690, 21247366, 25550630, 28835711, 53118415, 57671422, 106236830, 144178555, 201849977, 288357110, 403699954, 1009249885, 2018499770]

約数ペア:

[(1, 2018499770), (2, 1009249885), (5, 403699954), (7, 288357110), (10, 201849977), (14, 144178555), (19, 106236830), (35, 57671422), (38, 53118415), (70, 28835711), (79, 25550630), (95, 21247366), (133, 15176690), (158, 12775315), (190, 10623683), (266, 7588345), (395, 5110126), (553, 3650090), (665, 3035338), (790, 2555063), (1106, 1825045), (1330, 1517669), (1501, 1344770), (2765, 730018), (3002, 672385), (5530, 365009), (7505, 268954), (10507, 192110), (15010, 134477), (19211, 105070), (21014, 96055), (38422, 52535)]