18453886648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{106591}}^1$

素因数の和:106700

約数の個数: 64

約数和(自身を含む): 39140582400

約数和(自身を除く): 20686695752

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 67, 68, 76, 134, 136, 152, 268, 323, 536, 646, 1139, 1273, 1292, 2278, 2546, 2584, 4556, 5092, 9112, 10184, 21641, 43282, 86564, 106591, 173128, 213182, 426364, 852728, 1812047, 2025229, 3624094, 4050458, 7141597, 7248188, 8100916, 14283194, 14496376, 16201832, 28566388, 34428893, 57132776, 68857786, 121407149, 135690343, 137715572, 242814298, 271380686, 275431144, 485628596, 542761372, 971257192, 1085522744, 2306735831, 4613471662, 9226943324, 18453886648]

約数ペア:

[(1, 18453886648), (2, 9226943324), (4, 4613471662), (8, 2306735831), (17, 1085522744), (19, 971257192), (34, 542761372), (38, 485628596), (67, 275431144), (68, 271380686), (76, 242814298), (134, 137715572), (136, 135690343), (152, 121407149), (268, 68857786), (323, 57132776), (536, 34428893), (646, 28566388), (1139, 16201832), (1273, 14496376), (1292, 14283194), (2278, 8100916), (2546, 7248188), (2584, 7141597), (4556, 4050458), (5092, 3624094), (9112, 2025229), (10184, 1812047), (21641, 852728), (43282, 426364), (86564, 213182), (106591, 173128)]