18779730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1651

約数の個数: 64

約数和(自身を含む): 49828608

約数和(自身を除く): 31048878

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1601, 1955, 2346, 3202, 3910, 4803, 5865, 8005, 9606, 11730, 16010, 24015, 27217, 36823, 48030, 54434, 73646, 81651, 110469, 136085, 163302, 184115, 220938, 272170, 368230, 408255, 552345, 625991, 816510, 1104690, 1251982, 1877973, 3129955, 3755946, 6259910, 9389865, 18779730]

約数ペア:

[(1, 18779730), (2, 9389865), (3, 6259910), (5, 3755946), (6, 3129955), (10, 1877973), (15, 1251982), (17, 1104690), (23, 816510), (30, 625991), (34, 552345), (46, 408255), (51, 368230), (69, 272170), (85, 220938), (102, 184115), (115, 163302), (138, 136085), (170, 110469), (230, 81651), (255, 73646), (345, 54434), (391, 48030), (510, 36823), (690, 27217), (782, 24015), (1173, 16010), (1601, 11730), (1955, 9606), (2346, 8005), (3202, 5865), (3910, 4803)]