16918761730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1\times {\mathrm{1597}}^1$

素因数の和:2203

約数の個数: 64

約数和(自身を含む): 33053287680

約数和(自身を除く): 16134525950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 227, 359, 454, 718, 1135, 1597, 1795, 2270, 2951, 3194, 3590, 4667, 5902, 7985, 9334, 14755, 15970, 20761, 23335, 29510, 41522, 46670, 81493, 103805, 162986, 207610, 362519, 407465, 573323, 725038, 814930, 1059409, 1146646, 1812595, 2118818, 2866615, 3625190, 4712747, 5297045, 5733230, 7453199, 9425494, 10594090, 14906398, 23563735, 37265995, 47127470, 74531990, 130144321, 260288642, 650721605, 1301443210, 1691876173, 3383752346, 8459380865, 16918761730]

約数ペア:

[(1, 16918761730), (2, 8459380865), (5, 3383752346), (10, 1691876173), (13, 1301443210), (26, 650721605), (65, 260288642), (130, 130144321), (227, 74531990), (359, 47127470), (454, 37265995), (718, 23563735), (1135, 14906398), (1597, 10594090), (1795, 9425494), (2270, 7453199), (2951, 5733230), (3194, 5297045), (3590, 4712747), (4667, 3625190), (5902, 2866615), (7985, 2118818), (9334, 1812595), (14755, 1146646), (15970, 1059409), (20761, 814930), (23335, 725038), (29510, 573323), (41522, 407465), (46670, 362519), (81493, 207610), (103805, 162986)]