19136260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6691}}^1$

素因数の和:6724

約数の個数: 48

約数和(自身を含む): 47218752

約数和(自身を除く): 28082492

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6691, 13382, 26764, 33455, 66910, 73601, 86983, 133820, 147202, 173966, 294404, 347932, 368005, 434915, 736010, 869830, 956813, 1472020, 1739660, 1913626, 3827252, 4784065, 9568130, 19136260]

約数ペア:

[(1, 19136260), (2, 9568130), (4, 4784065), (5, 3827252), (10, 1913626), (11, 1739660), (13, 1472020), (20, 956813), (22, 869830), (26, 736010), (44, 434915), (52, 368005), (55, 347932), (65, 294404), (110, 173966), (130, 147202), (143, 133820), (220, 86983), (260, 73601), (286, 66910), (572, 33455), (715, 26764), (1430, 13382), (2860, 6691)]