19174870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 96

約数和(自身を含む): 43436736

約数和(自身を除く): 24261866

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 46, 53, 55, 65, 106, 110, 115, 121, 130, 143, 230, 242, 253, 265, 286, 299, 506, 530, 583, 598, 605, 689, 715, 1166, 1210, 1219, 1265, 1378, 1430, 1495, 1573, 2438, 2530, 2783, 2915, 2990, 3146, 3289, 3445, 5566, 5830, 6095, 6413, 6578, 6890, 7579, 7865, 12190, 12826, 13409, 13915, 15158, 15730, 15847, 16445, 26818, 27830, 31694, 32065, 32890, 36179, 37895, 64130, 67045, 72358, 75790, 79235, 83369, 134090, 147499, 158470, 166738, 174317, 180895, 294998, 348634, 361790, 416845, 737495, 833690, 871585, 1474990, 1743170, 1917487, 3834974, 9587435, 19174870]

約数ペア:

[(1, 19174870), (2, 9587435), (5, 3834974), (10, 1917487), (11, 1743170), (13, 1474990), (22, 871585), (23, 833690), (26, 737495), (46, 416845), (53, 361790), (55, 348634), (65, 294998), (106, 180895), (110, 174317), (115, 166738), (121, 158470), (130, 147499), (143, 134090), (230, 83369), (242, 79235), (253, 75790), (265, 72358), (286, 67045), (299, 64130), (506, 37895), (530, 36179), (583, 32890), (598, 32065), (605, 31694), (689, 27830), (715, 26818), (1166, 16445), (1210, 15847), (1219, 15730), (1265, 15158), (1378, 13915), (1430, 13409), (1495, 12826), (1573, 12190), (2438, 7865), (2530, 7579), (2783, 6890), (2915, 6578), (2990, 6413), (3146, 6095), (3289, 5830), (3445, 5566)]