18219867372

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{543617}}^1$

素因数の和:543660

約数の個数: 108

約数和(自身を含む): 56394931320

約数和(自身を除く): 38175063948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 399, 441, 532, 588, 684, 798, 882, 931, 1197, 1596, 1764, 1862, 2394, 2793, 3724, 4788, 5586, 8379, 11172, 16758, 33516, 543617, 1087234, 1630851, 2174468, 3261702, 3805319, 4892553, 6523404, 7610638, 9785106, 10328723, 11415957, 15221276, 19570212, 20657446, 22831914, 26637233, 30986169, 34247871, 41314892, 45663828, 53274466, 61972338, 68495742, 72301061, 79911699, 92958507, 106548932, 123944676, 136991484, 144602122, 159823398, 185917014, 216903183, 239735097, 289204244, 319646796, 371834028, 433806366, 479470194, 506107427, 650709549, 867612732, 958940388, 1012214854, 1301419098, 1518322281, 2024429708, 2602838196, 3036644562, 4554966843, 6073289124, 9109933686, 18219867372]

約数ペア:

[(1, 18219867372), (2, 9109933686), (3, 6073289124), (4, 4554966843), (6, 3036644562), (7, 2602838196), (9, 2024429708), (12, 1518322281), (14, 1301419098), (18, 1012214854), (19, 958940388), (21, 867612732), (28, 650709549), (36, 506107427), (38, 479470194), (42, 433806366), (49, 371834028), (57, 319646796), (63, 289204244), (76, 239735097), (84, 216903183), (98, 185917014), (114, 159823398), (126, 144602122), (133, 136991484), (147, 123944676), (171, 106548932), (196, 92958507), (228, 79911699), (252, 72301061), (266, 68495742), (294, 61972338), (342, 53274466), (399, 45663828), (441, 41314892), (532, 34247871), (588, 30986169), (684, 26637233), (798, 22831914), (882, 20657446), (931, 19570212), (1197, 15221276), (1596, 11415957), (1764, 10328723), (1862, 9785106), (2394, 7610638), (2793, 6523404), (3724, 4892553), (4788, 3805319), (5586, 3261702), (8379, 2174468), (11172, 1630851), (16758, 1087234), (33516, 543617)]