18378063652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{4999}}^1$

素因数の和:5157

約数の個数: 72

約数和(自身を含む): 37073400000

約数和(自身を除く): 18695336348

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 244, 247, 494, 793, 988, 1159, 1586, 2318, 3172, 3721, 4636, 4999, 7442, 9998, 14884, 15067, 19996, 30134, 48373, 60268, 64987, 70699, 94981, 96746, 129974, 141398, 189962, 193492, 259948, 282796, 304939, 379924, 609878, 919087, 1219756, 1234753, 1838174, 2469506, 3676348, 3964207, 4939012, 5793841, 7928414, 11587682, 15856828, 18601279, 23175364, 37202558, 74405116, 75319933, 150639866, 241816627, 301279732, 353424301, 483633254, 706848602, 967266508, 1413697204, 4594515913, 9189031826, 18378063652]

約数ペア:

[(1, 18378063652), (2, 9189031826), (4, 4594515913), (13, 1413697204), (19, 967266508), (26, 706848602), (38, 483633254), (52, 353424301), (61, 301279732), (76, 241816627), (122, 150639866), (244, 75319933), (247, 74405116), (494, 37202558), (793, 23175364), (988, 18601279), (1159, 15856828), (1586, 11587682), (2318, 7928414), (3172, 5793841), (3721, 4939012), (4636, 3964207), (4999, 3676348), (7442, 2469506), (9998, 1838174), (14884, 1234753), (15067, 1219756), (19996, 919087), (30134, 609878), (48373, 379924), (60268, 304939), (64987, 282796), (70699, 259948), (94981, 193492), (96746, 189962), (129974, 141398)]