19220344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 43273440

約数和(自身を除く): 24053096

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 53, 88, 104, 106, 143, 212, 286, 317, 424, 572, 583, 634, 689, 1144, 1166, 1268, 1378, 2332, 2536, 2756, 3487, 4121, 4664, 5512, 6974, 7579, 8242, 13948, 15158, 16484, 16801, 27896, 30316, 32968, 33602, 45331, 60632, 67204, 90662, 134408, 181324, 184811, 218413, 362648, 369622, 436826, 739244, 873652, 1478488, 1747304, 2402543, 4805086, 9610172, 19220344]

約数ペア:

[(1, 19220344), (2, 9610172), (4, 4805086), (8, 2402543), (11, 1747304), (13, 1478488), (22, 873652), (26, 739244), (44, 436826), (52, 369622), (53, 362648), (88, 218413), (104, 184811), (106, 181324), (143, 134408), (212, 90662), (286, 67204), (317, 60632), (424, 45331), (572, 33602), (583, 32968), (634, 30316), (689, 27896), (1144, 16801), (1166, 16484), (1268, 15158), (1378, 13948), (2332, 8242), (2536, 7579), (2756, 6974), (3487, 5512), (4121, 4664)]